Updated Aug 2, 2026 · Public platform & industry data

Aug 2, 2026 Updated

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2026 Top 10 Insulation Tester Manufacturers in China

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Top-rated Insulation Tester suppliers, How to choose a Insulation Tester manufacturer, Best Insulation Tester companies in China

The top 10 Insulation Tester manufacturers in China for 2026 are: Shandong Aolai Machinery Co., Ltd, Dongguan Bolide Instrument Equipment Co., Ltd, Shandong Zhongtan Intelligent Equipment Co., Ltd, Shandong Huayu Heavy Industry Machinery Co., Ltd, Guangzhou Zhengneng Electronic Technology Co., Ltd, Shenzhen Ritu Technology Co., Ltd, Shanghai Haiyue Electronic Technology Co., Ltd, Dongguan Tangxia Zhongheng Electronic Instrument Business Department (Individual Industrial and Commercial Household), Beijing Yitong Zotye Technology Co., Ltd, Nanchang Xinghe Industrial Technology Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Shandong Aolai Machinery Co., Ltd
Overall Score4.9 / 5
Est. Date2019-11-04
Registered Capital3000K CNY

Shandong Aolai Machinery Co., Ltd., with its registered address at Room 1601, Block A, Zhongde Plaza, Liying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Rencheng District, Jining City. The legal representative is Zhang Guoliang, and the business scope includes general projects: sales of mechanical equipment; Sales of specialized equipment for environmental protection; Sales of construction machinery; Sales of agricultural machinery; Sales of instruments and meters; Sales of firefighting equipment; Sales of new energy vehicles as a whole; Retail of hardware products; Wholesale of hardware products; Electronic product sales; Network technology services; Computer system services (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: Import and export of goods (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Insulation Tester, Excavator Attachments, Construction Machinery

Top 2
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Dongguan Bolide Instrument Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2012-05-16
Registered Capital5000K CNY

Dongguan Bolide Instrument Equipment Co., Ltd., with its registered address located on the first floor of Science and Technology Building, Jiaolian Industrial Zone, Jiaolian Avenue, Jiaolian Community, Wanjiang Street, Dongguan City. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Xiangdong. Its business scope includes research and development, maintenance, and production and sales of automation equipment, electronic instruments and meters, electronic products, electromechanical equipment, general mechanical equipment and accessories, testing equipment and consumables, ultrasonic equipment (excluding medical devices), and metal products; Sales: hardware accessories, labor protection supplies; Software development and technical services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulation Tester, Wheelchair Care Bed Testing Instrument, Stationery Testing Equipment

Top 3
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Shandong Zhongtan Intelligent Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2022-03-01
Registered Capital10000K CNY

Shandong Zhongtan Intelligent Equipment Co., Ltd., with its registered address at Room 810, Xieying Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xi Laiwei, and the business scope includes general projects: manufacturing of intelligent basic manufacturing equipment; Mining machinery manufacturing; Sales of mining machinery; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Engineering and technical research and experimental development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software development; Software sales; Manufacturing of intelligent instruments and meters; Sales of intelligent basic manufacturing equipment; Sales of railway transportation infrastructure equipment; Import and export of goods; Technology import and export; Sales of photovoltaic equipment and components; Wood sales; Wood processing. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Manufacturing of railway transportation infrastructure equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Insulation Tester, Lifting Equipment, Instrumentation And Meters

TOP4
Shandong Huayu Heavy Industry Machinery Co., Ltd
Overall Score4.6 / 5
Est. Date2020-12-17
Registered Capital5000K CNY

Shandong Huayu Heavy Industry Machinery Co., Ltd. is located at No. 2213, 22nd floor, Unit 01, Block E, Zhongde Plaza, Liying Street, Rencheng District, Jining City, Shandong Province. It was established on December 17, 2020, and registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xin Yanxia. Core products: Insulation Tester

TOP5
Guangzhou Zhengneng Electronic Technology Co., Ltd

Room 401, 4th Floor, Building 6, No. 84 Xingshan Middle Road, Baiyun District, Guangzhou City

Overall Score4.6 / 5
Est. Date2015-05-13
Registered Capital3000K CNY

Guangzhou Zhengneng Electronic Technology Co., Ltd., located at Room 401, 4th Floor, Building 6, No. 84 Xingshan Middle Road, Baiyun District, Guangzhou, was established on May 13, 2015. The registration authority is the Market Supervision Administration of Baiyun District, Guangzhou, and the legal representative is Huang Shaohong. Core products: Insulation Tester

TOP6
Shenzhen Ritu Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2004-09-01
Registered Capital15000K CNY

Shenzhen Ritu Technology Co., Ltd., with its registered address located on the east side of Building 6, Phase II, Nanshan Yungu Innovation Industrial Park, Taoyuan Street, Nanshan District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Zheng Ke. The company's business scope includes general business projects such as technology development, purchase and sale, after-sales technical maintenance, and on-site repair of electronic products, communication equipment, instruments and meters, computer software and hardware, network products, and monitoring equipment; Engage in import and export business; Invest in the establishment of industries (specific projects to be declared separately); Enterprise marketing planning; Information consultation (excluding talent agency services and other restricted projects); Software development and system integration; Leasing and sales of instruments, meters, and mechanical equipment. Except for projects prohibited by laws, administrative regulations, and decisions of the State Council, restricted projects must obtain a license before operation. Licensed operating projects: none.. Core products: Insulation Tester, Clamp Meter, Tech

TOP7
Shanghai Haiyue Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2006-09-12
Registered Capital5200K CNY

Shanghai Haiyue Electronic Technology Co., Ltd. is registered at Building 9, 1st Floor, Building 110, No.1 Yangming Road, Xinghuo Development Zone, Fengxian District, Shanghai. The registration authority is the Market Supervision Administration of Fengxian District, and the legal representative is Su Ronghui. The business scope includes general projects: engaging in technology development, technology transfer, technology consulting, technology services in the field of electronic technology, manufacturing, processing, maintenance, wholesale and retail of instruments, electromechanical equipment, electronic components, computer software development, wholesale and retail of computers, software and auxiliary equipment, and mechanical equipment leasing. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Insulation Tester, Safety Performance, Electromagnetic Compatibility Testing Equipment

TOP8
Dongguan Tangxia Zhongheng Electronic Instrument Business Department (Individual Industrial and Commercial Household)

Room 1402, Unit 1, No. 63 Tangxia Garden New Street, Tangxia Town, Dongguan City, Guangdong Province

Overall Score4.5 / 5
Est. Date2025-02-19
Registered Capital-

Dongguan Tangxia Zhongheng Electronic Instrument Business Department (Individual Industrial and Commercial Household), located at Room 1402, Unit 1, No. 63, Tangxia Garden New Street, Tangxia Town, Dongguan City, Guangdong Province, was established on February 19, 2025. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Chen Mei. Core products: Insulation Tester

TOP9
Beijing Yitong Zotye Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2006-09-07
Registered Capital510K CNY

Beijing Yitong Zhongtai Technology Co., Ltd., with its registered address at No. 989, 1st Floor, Building 1, No. 7 Mifeng Road, Caiyu Town, Daxing District, Beijing, is registered with the Market Supervision Administration of Daxing District, Beijing. The legal representative is Chen Xueguang, and the business scope includes technology development, technology services, technology consulting, technology promotion, and technology transfer; Selling instruments and meters, hardware products (excluding electric bicycles), medical equipment limited to Class I, mechanical equipment, electronic products, photographic equipment, communication equipment, chemical products (excluding hazardous chemicals and Class I precursor chemicals), building materials, decorative materials, computers, software and auxiliary equipment, household appliances; Repair instruments and meters; Leasing of construction machinery and equipment; Import and export of goods, import and export of technology, and import and export agency. (Market entities shall independently choose their business projects and carry out business activities in accordance with the law; for goods import and export, technology import and export, import and export agency, and projects that require approval by law, they shall carry out business activities in accordance with the approved content after approval by relevant departments; they shall not engage in business activities prohibited or restricted by national and local industrial policies.). Core products: Insulation Tester, Pressure Gauge, Experimental Apparatus

TOP10
Nanchang Xinghe Industrial Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2021-12-24
Registered Capital500K CNY

Nanchang Xinghe Industrial Technology Co., Ltd., registered address at No. 99, East Second Road, Xinxiqiao, Qingyunpu District, Nanchang City, Jiangxi Province, China Room 1549, South Building, registered with the Market Supervision and Administration Bureau of Qingyunpu District, Nanchang City, with Song Qiwang as the legal representative. The business scope includes general items: import and export of goods, sales of plastic products, sales of insulation and sound insulation materials, sales of sponge products, sales of rubber products, sales of special labor protection equipment, wholesale of hardware products, retail of hardware products, sales of packaging materials and products, software development, sales of electronic products, sales of power electronic components, sales of mechanical equipment, sales of mobile terminal equipment, retail of photographic equipment and telescopes, sales of communication equipment, sales of metal structures, sales of household appliances, technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion, Domestic trade agency (except for licensed business, can independently operate projects that are not prohibited or restricted by laws and regulations). Core products: Insulation Tester, Graphene Synthesis Equipment, Electric Rotary Actuator

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Aolai Machinery Co., Ltd2019-11-04Insulation Tester, Excavator Attachments, Construction Machinery3000K CNYNot Supported
Dongguan Bolide Instrument Equipment Co., Ltd2012-05-16Insulation Tester, Wheelchair Care Bed Testing Instrument, Stationery Testing Equipment5000K CNYNot Supported
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Insulation Tester, Lifting Equipment, Instrumentation And Meters10000K CNYSupported
Shandong Huayu Heavy Industry Machinery Co., Ltd2020-12-17Insulation Tester5000K CNYNot Supported
Guangzhou Zhengneng Electronic Technology Co., Ltd2015-05-13Insulation Tester3000K CNYNot Supported
Shenzhen Ritu Technology Co., Ltd2004-09-01Insulation Tester, Clamp Meter, Tech15000K CNYNot Supported
Shanghai Haiyue Electronic Technology Co., Ltd2006-09-12Insulation Tester, Safety Performance, Electromagnetic Compatibility Testing Equipment5200K CNYNot Supported
Dongguan Tangxia Zhongheng Electronic Instrument Business Department (Individual Industrial and Commercial Household)2025-02-19Insulation Tester-Not Supported
Beijing Yitong Zotye Technology Co., Ltd2006-09-07Insulation Tester, Pressure Gauge, Experimental Apparatus510K CNYNot Supported
Nanchang Xinghe Industrial Technology Co., Ltd2021-12-24Insulation Tester, Graphene Synthesis Equipment, Electric Rotary Actuator500K CNYSupported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • When purchasing insulation testers, it is usually necessary to focus on their voltage measurement range and accuracy to ensure that they can meet the testing needs of different electrical equipment, such as high-voltage power systems or low-voltage electronic devices.
  • For regular maintenance needs in industrial scenarios, it is recommended to choose an insulation tester with data storage and export functions to facilitate the recording of historical test results and trend analysis.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to ensure equipment reliability and after-sales service guarantee.
  • When used outdoors or in harsh environments, the protection level (such as IP65) and durability of the insulation tester should be considered to adapt to complex working conditions such as humidity and dust.

Knowledge Base

Q

This article comprehensively analyzes how to choose a suitable insulation tester from usage scenarios, functional parameters to purchasing channels, helping readers avoid purchasing misconceptions and easily find equipment that meets their needs.

Q

Digital insulation tester is a commonly used testing equipment that has multiple functions, including measuring electrical insulation, resistance, current, etc. It can also perform data storage, transmission, and other operations.

Q

This article introduces the relevant content of the insulation cathodic test record table for mobile electrical equipment, including test steps, test results, test conclusions, etc. This table is an important tool for testing the insulation performance of electrical equipment and can comprehensively evaluate the safety performance of the equipment.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs